The Word of the Day for February 04, 2008 is: luminary ? LOO-muh-nair-ee ? noun *1 : a person of prominence or brilliant achievement 2 : a body that gives light; especially : one of the celestial bodies Example Sentence: The front of the science building is engraved with the names of luminaries from various scientific disciplines. Did you know? Allow us to shed some light on "luminary." It came to English by way of Anglo-French and Late Latin, and it traces back to the Latin word "lumen," meaning "light." Other "lumen" descendants in English include "illuminate" (to light up), "luminous" (emitting light) and "phillumenist" (one who collects matchbooks or matchbox labels). "Luminary" has been shining its light in English since the 15th century. *Indicates the sense illustrated in the example sentence.